E - Fixed Constructions – 06 – B
Patent
E - Fixed Constructions
06
B
E06B 5/16 (2006.01)
Patent
CA 2164452
The present invention provides for an apparatus for retrofitting an existing wooden door to upgrade the fire rating of the existing door. The apparatus comprises a door cover steel sheet having a non-combustible insulating coating on an interior surface for covering at least one surface of the door and a lock set reinforcement bracket having a non-combustible insulating coating on an interior surface for surrounding the lock set opening on the opposite surface of the door, the apparatus providing at least a twenty minute fire rating to the retrofitted door. -9-
Matériel permettant de modifier une porte en bois existante afin d'en augmenter le classement de résistance au feu. Le matériel comprend : un revêtement de porte en tôle d'acier, doté d'un enduit isolant incombustible sur sa surface intérieure, destiné à recouvrir au moins une des surfaces de la porte; et un dispositif de renforcement de système de blocage, doté d'un enduit isolant incombustible sur sa surface intérieure, conçu pour entourer l'ouverture du système de blocage située sur la surface opposée de la porte. Le matériel permet à une porte modifiée d'obtenir un classement de résistance au feu d'au moins vingt minutes.
Fridlyand Semyon
Perlin George
Dennison Associates
Eveready Closures Ltd.
Fridlyand Semyon
Perlin George
LandOfFree
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